Muffler.



o. RED.

MUFPLER.

APPLICATION FILED NOV. 2, 1910.

Patented. 001;. 24, 1911.

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` CHARLES RED, F PERRYVILLE, MISSOURI.

MUFFLER.

vcombination and arrangement of devices hereinafter described andclaimed.

In the accompanying drawingsfFigure 1 is a vertical longitudinalsectional view' of a muffler constructed in invention. Fig. 2 is a viewof the same. y

In the embodiment of my invention I provide an outer casing 1 which ishere shown as cylindrical in form, .is lined onits inner .side withasbestos, the casing being indicated at 1, and the asbestos lining at 2.An inner casing 3 which corresponds in shape with the outer casing, butis somewhat less in length and diameter is transverse sectional"placedin the outer casing, the asbestos lin- The head 4 at the intake pbear on the outer sides ing being between the inner and oute1 casings.At opposite ends of the mutilerare heads 4, 5 each of which is providedwith an inturned annular flange, the said flanges being respectivelyindicated at 6 and 7, and fitting in the ends of the outer casing so asto cause the said heads end of the muffler is provided with an opening 8to which the exhaust pipe of the engin-e is Connected s'o thatthe'exhaust is discharged from othe engine into the mufer. foratedthroughout ,substantially its entire extent, the perforations beingindicated at 9. -The said heads 4, 5 are connected together 'by boltrods l0 which extend through the said heads and through the casing orbody of the muffler, vided with nuts 11, screwed thereon, which and holdthe latter in place in the ends of the casing or body.

Specification of Letters Patent. lApplication mea-.November 2, 1910.serial No.

accordance with my openat its ends and to close the same.v

The head 5' is1 perb the said bolt rods being pro-` I also provide aseries of perforated disks l2 which are disposed -within and extendacross the inner casing. T hese disks are perforated as at 13, the boltrods l0 extend therethrough, and the said disks are spaced apart and areheld in the required spaced relation by spacer sleeves 14,'which areplaced on the bolt rods. i -It will be understood frbm the foregoingvthat the heads and disks or diaphragms divide the body ofthe mufflerint-o a series of chambers l5 which communicate with one another'through the perforations in the disks or diaphragms. passes from Chambmuflier through the and finally perforations the action of the saidchambers `and the perforated disks or diaphragms.`

I claim The herein described mutlier comprising an inner casing and anouter casing open at their ends, the inner casing being shorter than theouter casing, packing material coextensive in length with the outercaslng and between the same andthe inner Casing, the ends of the innercasing being spaced from those of the outer casing and packing material,a series of perforated disks spaced apart and disposed in the innercasing, heads bearing againstA the ends of the outer casing and packingand having flanges corresponding indiameter with and bearlng against theends Vof the inner casing and also bearlng against Vthe inner surfacesof the ends of the packing material, one of saldv heads having anexhaust inlet openlng and the o ther being provided with'a series o fperforations, olt rods extending through the heads and the perforateddisks, andspacer sleeves on the bolt rods serving to space the disksapart and to also space them from the heads.

In testimony signature in the The exhaust engine er to chamber of theperforations in the disks from the muffler through the presence of twowitnesses. CHARLES RED.

Witnesses:

VES. E. PANYER,

CEAS. A, SOPER.

whereof I hereunto aiix my Patented Oct. 24, 1911.

in the head 5, and is muiiied by u SOJ.

